so if there was no backup then what ?
so if there was no backup then what ?
1) get a new career, as managing IT infrastructures seems not to be right for you.
2) Re-build the settings from your memory/notes in a new VM, then update the config file to use the original machine's disks. At worst you'll have a new MAC address.
-device virtio-net-pci,mac=1A:C5:22:EF:6D:CF,netdev=net0,bus=pci.0,addr=0x12,id=net0
1) get a new career, as managing IT infrastructures seems not to be right for you.
2) Re-build the settings from your memory/notes in a new VM, then update the config file to use the original machine's disks. At worst you'll have a new MAC address.